There is no external tune resistor in these trucks. It is the basic tuning and to change it for other markets such as Saudi or Euro non cat (the 2 that I use for performance conversions) you add in a tune select resistor.
The Voltage resistor on the 90 is in the harness up by the MAF between it and the coil.
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new expansion complete. Not only are we the only Rover shop in Eliot Maine...now we're also the biggest.
"Dedicated to the resurrection of junk through engineering?"